<wicket:panel>
<table class="table table-sm table-hover">
<thead>
	<tr><th wicket:id="add" colspan="2">
	</th></tr>
</thead>
<tbody>
	<tr wicket:id="items">
		<td style="width:10%;"><select wicket:id="key"/></td>
		<td><wicket:container  wicket:id="item"></wicket:container></td>
		<td wicket:id="remove"></td>
	</tr>
</tbody>
</table>
</wicket:panel>